Formulation of insecticides comprising propylene carbonate

Abstract

The invention relates to insecticidal active ingredient formulations comprising at least one active ingredient or a combination of active ingredients in solid form having good storage stability at high and low temperatures and high active ingredient penetration, to a process for production thereof and to the use thereof for application of the active ingredients present.

1 . A composition comprising:
 a) at least one active ingredient solid at room temperature,   b) at least one ammonium salt,   c) at least one dispersant from the class of the alkyl propoxylate ethoxylates,   d) optionally one or more surfactants,   e) at least one water-insoluble filler,   f) at least one solvent from the group of the carbonate esters, and   g) optionally one or more further adjuvants,   where active ingredient a) is insoluble or only slightly soluble in solvent f).   
     
     
         2 . The composition according to  claim 1 , wherein d) is obligatory. 
     
     
         3 . The composition according to  claim 1 , wherein a) is selected from the group of the active insecticidal ingredients having a solubility in the chosen solvent 0 of not more than 5 g/l, further optionally not more than 4 g/l, optionally not more than 2.5 g/l, and optionally not more than 1 g/l. 
     
     
         4 . The composition according to  claim 1 , wherein a) is selected from the group consisting of diamide insecticides, spinosyns (IRAC Group 5), mectins (IRAC Group 6), ethiprole, triflumuron, deltamethrin and tetronic acid or tetramic acid derivatives (IRAC Group 23. 
     
     
         5 . The composition according to  claim 1 , wherein a) is selected from the group of the tetronic acid or tetramic acid derivatives (IRAC Group 23). 
     
     
         6 . The composition according to  claim 1 , wherein a) is a tetramic acid derivative of formula (I) 
       
         
           
           
               
               
           
         
       
       wherein
 W and Y are independently hydrogen, C1-C4-alkyl, chlorine, bromine, iodine or fluorine, 
 X is C1-C4-alkyl, C1-C4-alkoxy, chlorine, bromine or iodine, 
 A, B and the carbon atom to which they are bonded are C3-C6-cycloalkyl substituted by an optionally C1-C4-alkyl- or C1-C4-alkoxy-C1-C2-alkyl-substituted alkylenedioxy group that forms a 5-membered or 6-membered ketal together with the carbon atom to which it is bonded, 
 G is hydrogen (a) or is one of the groups 
 
       
         
           
           
               
               
           
         
       
       wherein
 E is a metal ion or an ammonium ion, 
 M is oxygen or sulfur, 
 R1 is straight-chain or branched C1-C6-alkyl, 
 R2 is straight-chain or branched C1-C6-alkyl. 
 
     
     
         7 . The composition according to  claim 1 , wherein a) is a compound of formula (I-2) 
       
         
           
           
               
               
           
         
       
     
     
         8 . The composition according to  claim 1 , wherein b) is selected from the group consisting of ammonium carbonate, ammonium hydrogensulfate, ammonium sulfate (AMS), ammonium hydrogencarbonate, ammonium carbonate and diammonium hydrogen-phosphate (DAHP). 
     
     
         9 . The composition according to  claim 1 , wherein c) is selected from the group comprising alkyl polypropylene glycol-polyethylene glycol compound of formula (III-a)
   R—O-A-B—H   (III-a)
   
       where R is a C1-C4 fragment, optionally a C3-C4 fragment, optionally a C4 fragment,
 A is a polypropylene glycol fragment consisting of 10 to 40 propylene oxide (PO) units (formula III-b), optionally consisting of 15-35 PO units, optionally consisting of 20-30 PO units, 
 B is a randomly copolymerized polyethylene glycol-polypropylene glycol fragment consisting of 10-50 ethylene oxide (EO) units (formula III-c) together with 0-10 propylene glycol (PO) units, optionally consisting of 20-40 EO units together with 0-8 PO units, optionally consisting of 30-40 EO units together with 0-5 PO units, 
 
       
         
           
           
               
               
           
         
       
       and alkyl polypropylene glycol-polyethylene glycol compounds of formula (IIId)
   R—O—(C m H 2m O) x —(C n H 2n O) y —R′  (IIId)
 
 
       wherein
 R and R′ are independently hydrogen, a linear C 1 - to C 5 -alkyl radical or a branched C 3 - or C 4 -alkyl radical; 
 m is 2 or 3; 
 n is 2 or 3; 
 x is 5 to 150; and 
 y is 5 to 150, 
 
       where one radical n or m has the meaning of 2 and the other radical n or m has the meaning of 3. 
     
     
         10 . The composition according to  claim 1 , wherein d) is a surfactant selected from the group consisting of polycarboxylate types, salts of sulfated formaldehyde condensation products with alkylaromatics, salts of sulfated formaldehyde condensation products with ditolyl ether, salts of sulfated formaldehyde condensation products with cyclohexanone, and lignosulfonates and salts thereof. 
     
     
         11 . The composition according to  claim 1 , wherein e) is selected from the group consisting of comprising modified natural silicates, silicate minerals, synthetic silicates and fumed silicas, attapulgites and fillers based on synthetic polymers. 
     
     
         12 . The composition according to  claim 1 , wherein e) is selected from the group consisting of dimethyl carbonate, diethyl carbonate, dipropyl carbonate, diisopropyl carbonate, dibutyl carbonate and isomers thereof, diphenyl carbonate, ethylene carbonate, trimethylene carbonate, propylene carbonate, butylene carbonate, pentylene carbonate, hexylene carbonate and octylene carbonate. 
     
     
         13 . The composition according to  claim 1 , wherein components are present as follows:
 a) 1-30% by weight   b) 1-40% by weight   c) 1-40% by weight   d) 0-10% by weight   e) 0.1-15% by weight   g) 0-10% by weight   f) to one litre.   
     
     
         14 . The composition according to  claim 1 , wherein components are present as follows:
 a) 2-15% by weight   b) 15-30% by weight   c) 10-30% by weight   d) 0.5-2.5% by weight   e) 1-10% by weight   g) 0.05-6% by weight   f) to one litre.   
     
     
         15 . The composition according to  claim 1 , comprising
 a) compound having formula (I-2) having the following structure:   
       
         
           
           
               
               
           
         
         b) at least one ammonium salt selected from the group comprising ammonium sulfate (AMS) and diammonium hydrogenphosphate (DAHP), 
         c) at least one dispersant comprising alkyl polypropylene glycol-polyethylene glycol compound of formula (III-a)
   R—O-A-B—H   (III-a)
 
 
         where R is a C1-C4 fragment, optionally a C3-C4 fragment, optionally a C4 fragment, 
         A is a polypropylene glycol fragment consisting of 10 to 40 propylene oxide (PO) units (formula III-b), optionally consisting of 15-35 PO units, optionally consisting of 20-30 PO units, 
         B is a randomly copolymerized polyethylene glycol-polypropylene glycol fragment consisting of 10-50 ethylene oxide (EO) units (formula III-c) together with 0-10 propylene glycol (PO) units, optionally consisting of 20-40 EO units together with 0-8 PO units, optionally consisting of 30-40 EO units together with 0-5 PO units, 
       
       
         
           
           
               
               
           
         
       
       and alkyl polypropylene glycol-polyethylene glycol compounds of formula (IIId)
   R—O—(C m h 2m O) x —(C n H 2n O) y —R′  (IIId)
 
 
       in which wherein the individual radicals and indices have the following definitions:
 R and R′ are independently hydrogen, a linear C 1 - to C s -alkyl radical or a branched C 3 - or C 4 -alkyl radical; 
 m is 2 or 3; 
 n is 2 or 3; 
 x is 5 to 150; and 
 y is 5 to 150, 
 where one radical n or m has the meaning of 2 and the other radical n or m has the meaning of 3, 
 d) at least one surfactant selected from the group comprising polycarboxylate types, 
 e) at least one filler selected from the group comprising fumed silicas and attapulgites, 
 f) at least one solvent selected from the group comprising propylene carbonate, 
 g) optionally one or more further adjuvants. 
 
     
     
         16 . A product comprising a composition according to  claim 1  for controlling insects.